1 /* 2 * Copyright (c) 2021-2025 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef EVENT_FILTER_SERVICE_H 17 #define EVENT_FILTER_SERVICE_H 18 19 #include "event_filter_stub.h" 20 #include "i_input_event_filter.h" 21 22 namespace OHOS { 23 namespace MMI { 24 enum class ServiceRunningState { STATE_NOT_START, STATE_RUNNING }; 25 class EventFilterService final : public EventFilterStub { 26 public: 27 static int32_t GetNextId(); EventFilterService(std::shared_ptr<IInputEventFilter> filter)28 EventFilterService(std::shared_ptr<IInputEventFilter> filter) : filter_(filter) {} 29 DISALLOW_COPY_AND_MOVE(EventFilterService); 30 ~EventFilterService() override = default; 31 ErrCode HandleKeyEvent(const std::shared_ptr<KeyEvent>& event, bool &resultValue) override; 32 ErrCode HandlePointerEvent(const std::shared_ptr<PointerEvent>& event, bool &resultValue) override; 33 private: 34 const std::shared_ptr<IInputEventFilter> filter_; 35 static inline int32_t filterIdSeed_ { 0 }; 36 static inline std::mutex mutex_; 37 }; 38 } // namespace MMI 39 } // namespace OHOS 40 #endif // EVENT_FILTER_SERVICE_H